数据库笔记

Posted on 2021-02-07 Edited on 2022-03-31 In 数据库 Disqus: Valine:
Symbols count in article: 12k Reading time ≈ 11 mins.

1.范式

(1)1NF

原子性不可拆分

(2)2NF

没有部分依赖

Hello World

Posted on 2021-01-13 Disqus: Valine:
Symbols count in article: 367 Reading time ≈ 1 mins.

Welcome to Hexo! This is your very first post. Check documentation for more info. If you get any problems when using Hexo, you can find the answer in troubleshooting or you can ask me on GitHub.

Quick Start

Create a new post

1	$ hexo new "My New Post"

More info: Writing